The house is isolated, can the exhaust fan at home still be used?

At present, the main routes of transmission in novel coronavirus are respiratory droplet transmission and contact transmission. In order to avoid this situation, the exhaust fan cannot be turned on.

Exhaust fan, a kind of air conditioner, is driven by a motor to rotate blades to drive airflow, so that indoor and outdoor air can be exchanged. Also called ventilator. The purpose of ventilation is to remove indoor dirty air and adjust temperature, humidity and sensory effect. Exhaust fans are widely used in homes and public places.